#6393EB
Closest named color: Cornflower Blue (#6495ED). oklch(66.9% 0.141 261.7), rgb(99, 147, 235).
Aa
Black text reads best on this color (6.90:1).
About this color
#6393EB is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.141 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.006 away. Black text reads best on it, at 6.90:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.90:1 |
| White text | 3.04:1 |
Values
| HEX | #6393EB |
| RGB | rgb(99, 147, 235) |
| HSL | hsl(219, 77%, 65%) |
| OKLCH | oklch(66.9% 0.141 261.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #6393EB | 3.04:1 | AA large text | Lc -62.4 | Content text, not long reading |
| Black text on #6393EB | 6.90:1 | AA | Lc 47.0 | Large or bold text, headings |
| #6393EB text on white | 3.04:1 | AA large text | Lc 57.0 | Large or bold text, headings |
| #6393EB text on black | 6.90:1 | AA | Lc -44.7 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CBDAF3
oklch(88.5% 0.038 260.7)
-
Step 300
300
#A8C2EE
oklch(81% 0.069 260.9)
-
Step 400
400
#7AA0E6
oklch(70.6% 0.111 262.1)
-
Step 500
500 (this color)
#6393EB
oklch(66.9% 0.141 261.7)
-
Step 600
600
#3E6FCC
oklch(55.6% 0.154 261.8)
-
Step 700
700
#305CB0
oklch(49% 0.143 261.8)
-
Step 800
800
#284C8F
oklch(42.7% 0.119 261.5)
-
Step 900
900
#254072
oklch(37.7% 0.092 261.6)
-
Step 950
950
#162643
oklch(27.1% 0.058 261.5)
#6393EB with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #6E9BEF | 0.026 |
| Deuteranopia (no green cones) | #5C8EE9 | 0.016 |
| Tritanopia (no blue cones) | #00A7B4 | 0.124 |
| Achromatopsia (no color) | #949494 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6393EB
#6393EB
oklch(66.9% 0.141 261.7)
- #BF8B00
#BF8B00
oklch(67% 0.138 81.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6393EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.006
- Chefchaouen Blue #4895EF ΔE 0.024
- Soft Blue #6488EA ΔE 0.029
- Dark Sky Blue #448EE4 ΔE 0.035
- Perrywinkle #8F8CE7 ΔE 0.055
- Dodger Blue #1E90FF ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.059
- Periwinkle Blue #8F99FB ΔE 0.062
Use #6393EB in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.